Vill CONTENTS. 
Pi WiuuiaM B. Carpenter, M.D., F.R.S., &c., 429.—Notes on British Foraminifera, 
. Gwyn Jerrreys, Esq., F.R.S., 432. ithe the prese f Diatomaces, Phytoli- 
arin am Sponge yo in Soils which support Scivation: by WILLIAM GREG- 
ory, M.D., F.R.S.E., 434.—On the Injurious Effects of an excess or want of heat and 
light on iam ae RosertT WARINGTON, Eszq., 4 
stronomy.—Variable Star: New Comets, 438.—Two New Planets: aaa of Fides : 
Elements of Comet 1855, ITI, 439. 
a Intelligence.—Postscript to Prof. Rogers’s Paper on Binocular Vision, by the 
ne hor, 439.—On a modern Submerged Forest at Fort Lawrence, Nova Scotia, by 
J. W. Dawson, Esq., F.G.S., 440.—Bohemian Forests and Peat-bogs, by Dr. aig 
STETTER, 442.—Fossil Footprints, by J. Wyman, 444.—On Gutta Percha tubes, 44 
Army Meteorological Register for twelve years, from 1843 to 1854 inclusive, a 
The Philosophy of the Weather, and a guide to its changes Buruer, 447,— 
Geological Tour over the State of New York: Earthquakes in California, by W 
Buake, 449.—The Mastodon giganteus of North Ameri y C. WaRREN 
The Canadian Journal of Industry, Science and Art: Die Fortechritte der Physik im 
Jahre 1852: Annals of the Lyceum of Natural History of New York, 450,—Notices 
of New Publications, 451. 
Index, 452. 
ae ea men ered 
o Prof. Rogers's pin cagh on Binocular Vision—Part J, in vol. xx, 
ay P 8 89, _ 10 from top, -s any. In figure 3, r should be t and 
pendicular to the length. (5) Page 95, line 17 from botions, for “P and Q,” rea 
dQ,. Page 96 or P and Q, read P, and Q,. *s 
Part IT. (6) Page 207, line 4 sea ah for “lower,” read higher. (9) Page 209, 
i be 
ag 
top line, for “ conveyed,” read converged. age 210, line 19 from top, erase B, (12 } 
Page 7 line 5 from top, for “or” read a. Fig. 25, the right hand fone a should be 
reversed. (18) Page 328, line 5 from top, | after “union,” insert of aande, (20) 
Page 03, line 15 from botto’ m, for “nearer,” read fa 
art III. Page 91, line 9 tres top, after from, add, the denominators of. 
Exratom.—P. 159, 1. 7 from top, for 9/6, read 0/"6, 
